One of the things I noticed this summer is how soybeans have lagged in development. The canopy has a yellowish hue and a general malaise seems to have settled over many fields. At the same time, immediately adjacent cornfields are deep green and growing like crazy.

These symptoms were not isolated spots in fields that might indicate compaction, water logging, iron chlorosis or even SCN -- all which can cause yellowing and stunting. The malaise I've noticed has been field wide and growth seems to have stalled out. While I've also been hearing about some carryover problems from fall burndown ...